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mmc: dw_mmc: Pass back errors from mmc_of_parse() 

It's possible that mmc_of_parse() could return errors (possibly in
some future version it might return -EPROBE_DEFER even).  Let's pass
those errors back.

Signed-off-by: Doug Anderson <dianders@chromium.org>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Doug Anderson 2014-08-25 11:19:04 -07:00 committed by Ulf Hansson
parent 1ba4c322ca
commit 3cf890fc42
1 changed files with 6 additions and 4 deletions
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10
drivers/mmc/host/dw_mmc.c
View File

@ -2259,7 +2259,7 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
/*if there are external regulators, get them*/
ret = mmc_regulator_get_supply(mmc);
if (ret == -EPROBE_DEFER)
goto err_setup_bus;
goto err_host_allocated;
if (!mmc->ocr_avail)
mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
@ -2283,7 +2283,9 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
if (host->pdata->caps2)
mmc->caps2 = host->pdata->caps2;
mmc_of_parse(mmc);
ret = mmc_of_parse(mmc);
if (ret)
goto err_host_allocated;
if (host->pdata->blk_settings) {
mmc->max_segs = host->pdata->blk_settings->max_segs;
@ -2315,7 +2317,7 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
ret = mmc_add_host(mmc);
if (ret)
goto err_setup_bus;
goto err_host_allocated;
#if defined(CONFIG_DEBUG_FS)
dw_mci_init_debugfs(slot);
@ -2326,7 +2328,7 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id)
return 0;
err_setup_bus:
err_host_allocated:
mmc_free_host(mmc);
return ret;
}